[ovirt-users] How to configure Power Management Fence Protocol for Libvirtd VM ?

Hi, everyone: My test env is running on Ubuntu Libvirtd server, I configure the QEMU VM as Physical Host, the hosts list is: root@ubts1:~# virsh Welcome to virsh, the virtualization interactive terminal. Type: 'help' for help with commands 'quit' to quit virsh # list Id Name State --------------------------- 24 3.ooengh1 running 25 3.ooengh2 running root@ubts2:~# virsh Welcome to virsh, the virtualization interactive terminal. Type: 'help' for help with commands 'quit' to quit virsh # list Id Name State -------------------------- 26 3.ohost1 running 27 3.ohost2 running 28 3.ohost3 running The ooengh1 and ooengh2 are configured for hosted-engine, and ohst1 ohost2 ohost3 are configured for KVM server. Now, I want to test the Power Management service using my test env, how can I choose the fence protocol ?